From owner-freebsd-questions@FreeBSD.ORG Sun May 12 13:48:57 2013 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by hub.freebsd.org (Postfix) with ESMTP id 937CA24E for ; Sun, 12 May 2013 13:48:57 +0000 (UTC) (envelope-from outbackdingo@gmail.com) Received: from mail-ob0-x22d.google.com (mail-ob0-x22d.google.com [IPv6:2607:f8b0:4003:c01::22d]) by mx1.freebsd.org (Postfix) with ESMTP id 63960CD0 for ; Sun, 12 May 2013 13:48:57 +0000 (UTC) Received: by mail-ob0-f173.google.com with SMTP id eh20so66755obb.32 for ; Sun, 12 May 2013 06:48:57 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:x-received:in-reply-to:references:date:message-id :subject:from:to:cc:content-type; bh=q+URRjalZO8u9TMYyFbAvJZOpTplUKUjCtewbiim/lg=; b=hOH1CSxJCluYRa2Bfsm2orO7f/PedvL3DEG9TjWAE2Eg2Lf1i/MUpVW/1z6DZDdT8p Vu21QwncgVIz+ZGAaJgcmms+DQcmE/7FXRhnh8U+r78LPBJzTH/TlynJ1up0tUJsmoGp 4oa0+M0igwRftLN3TikF0cH/fONU1cEHVL3gTACMij5q+Rj5J3EXwouyARNuRq6cK0Is gINUN4f5wkuxKyGC5mV1Lg39D9pzllOmbDCvHDrPOB/z54hbp79obpE1LFAL5QWsIujz W+1zb9Fxkh5Vf49w59rM3ms6XjLlkgMHdB+0W6cOv3KY/IA2tdUIyZQgn5dlocosJxtK hZAw== MIME-Version: 1.0 X-Received: by 10.60.116.3 with SMTP id js3mr8868273oeb.142.1368366537038; Sun, 12 May 2013 06:48:57 -0700 (PDT) Received: by 10.76.96.49 with HTTP; Sun, 12 May 2013 06:48:56 -0700 (PDT) In-Reply-To: <2160B0FC-740C-4A98-8C1D-FAFD9B5C5808@elde.net> References: <518F975E.9080105@micite.net> <2160B0FC-740C-4A98-8C1D-FAFD9B5C5808@elde.net> Date: Sun, 12 May 2013 09:48:56 -0400 Message-ID: Subject: Re: ZFS partitioning From: Outback Dingo To: Terje Elde Content-Type: text/plain; charset=ISO-8859-1 X-Content-Filtered-By: Mailman/MimeDel 2.1.14 Cc: Roland van Laar , "freebsd-questions@freebsd.org" X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 12 May 2013 13:48:57 -0000 notice my boot pool is a mirror, so disk 2 is identical to disk1, so if disk1 ever dies, logically i could boot from disk two pool: tank state: ONLINE scan: scrub repaired 0 in 0h0m with 0 errors on Sat May 11 13:20:41 2013 config: NAME STATE READ WRITE CKSUM tank ONLINE 0 0 0 mirror-0 ONLINE 0 0 0 da34p3 ONLINE 0 0 0 da35p3 ONLINE 0 0 0 errors: No known data errors On Sun, May 12, 2013 at 9:44 AM, Terje Elde wrote: > On 12. mai 2013, at 15:21, Roland van Laar wrote: > > > I see that all the disks get the same partitions, including swap and > boot? > > Why is that? And do I need those 5 boot and swap partitions? > > You don't need them, but there's a good chance you'll want them. > > Long story, short version: with raidz and mirror, you survive the loss of > a disk. If you put boot on one, and that's the disk you loose, you're up > shit creek, having chosen not to bring a paddle. ;) > > It's also not a lot to loose by putting it on all of them. > > For swap, there's also performance-reasons. > > Terje > > _______________________________________________ > freebsd-questions@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-questions > To unsubscribe, send any mail to " > freebsd-questions-unsubscribe@freebsd.org" >